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CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY (USD $) In Thousands, except Share data | Total | Acquisition of Omneon [Member] | Common Stock [Member] | Common Stock [Member] Acquisition of Omneon [Member] | Additional Paid-in Capital [Member] | Additional Paid-in Capital [Member] Acquisition of Omneon [Member] | Accumulated Deficit [Member] | Accumulated Other Comprehensive Income (Loss) [Member]
--- | --- | --- | --- | --- | --- | --- | --- | ---
Balance at Dec. 31, 2009 | $ 407,473 |  | $ 96 |  | $ 2,279,945 |  | $ (1,872,533) | $ (35)
Balance, Shares at Dec. 31, 2009 |  |  | 96,110,000 |  |  |  |  |
Net income (loss) | (4,335) |  |  |  |  |  | (4,335) |
Unrealized gain (loss) on investments, net of tax | (376) |  |  |  |  |  |  | (376)
Translation adjustments | (301) |  |  |  |  |  |  | (301)
Stock-based compensation | 15,549 |  |  |  | 15,549 |  |  |
Issuance of Common Stock for acquisition of Omneon |  | 98,063 |  | 14 |  | 98,049 |  |
Issuance of Common Stock for acquisition of Omneon, Shares |  |  |  | 14,150,000 |  |  |  |
Issuance of Common Stock under option, stock award and purchase plans | 3,859 |  | 2 |  | 3,857 |  |  |
Issuance of Common Stock under option, stock award and purchase plans, Shares |  |  | 2,100,000 |  |  |  |  |
Reduction in excess tax benefits from stock-based compensation | 271 |  |  |  | 271 |  |  |
Balance at Dec. 31, 2010 | 520,203 |  | 112 |  | 2,397,671 |  | (1,876,868) | (712)
Balance, Shares at Dec. 31, 2010 |  |  | 112,360,000 |  |  |  |  |
Net income (loss) | 8,779 |  |  |  |  |  | 8,779 |
Unrealized gain (loss) on investments, net of tax | 10 |  |  |  |  |  |  | 10
Translation adjustments | (173) |  |  |  |  |  |  | (173)
Stock-based compensation | 20,841 |  |  |  | 20,841 |  |  |
Issuance of Common Stock under option, stock award and purchase plans | 12,701 |  | 4 |  | 12,697 |  |  |
Issuance of Common Stock under option, stock award and purchase plans, Shares |  |  | 3,897,000 |  |  |  |  |
Reduction in excess tax benefits from stock-based compensation | 1,955 |  |  |  | 1,955 |  |  |
Balance at Dec. 31, 2011 | 564,316 |  | 116 |  | 2,433,164 |  | (1,868,089) | (875)
Balance, Shares at Dec. 31, 2011 |  |  | 116,257,000 |  |  |  |  |
Net income (loss) | (10,937) |  |  |  |  |  | (10,937) |
Unrealized gain (loss) on investments, net of tax | 15 |  |  |  |  |  |  | 15
Translation adjustments | 395 |  |  |  |  |  |  | 395
Stock-based compensation | 18,926 |  |  |  | 18,926 |  |  |
Issuance of Common Stock under option, stock award and purchase plans | 4,536 |  | 3 |  | 4,533 |  |  |
Issuance of Common Stock under option, stock award and purchase plans, Shares |  |  | 3,045,000 |  |  |  |  |
Repurchase of Common Stock | (22,639) |  | (5) |  | (22,634) |  |  |
Repurchase of Common Stock, Shares |  |  | (5,109,000) |  |  |  |  |
Reduction in excess tax benefits from stock-based compensation | (1,199) |  |  |  | (1,199) |  |  |
Balance at Dec. 31, 2012 | $ 553,413 |  | $ 114 |  | $ 2,432,790 |  | $ (1,879,026) | $ (465)
Balance, Shares at Dec. 31, 2012 |  |  | 114,193,000 |  |  |  |  |

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- Definition Equity impact of the value of stock that has been repurchased during the period and has not been retired and is not held in treasury. Some state laws may mandate the circumstances under which an entity may acquire its own stock and prescribe the accounting treatment therefore. This element is used when state law does not recognize treasury stock. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Accounting Research Bulletin (ARB) -Number 43 -Section B -Paragraph 11A -Chapter 1 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 29, 30, 31 -Article 5 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Accounting Principles Board Opinion (APB) -Number 12 -Paragraph 10 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Article 3 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21463-112644 + Details
Name: | us-gaap_StockRepurchasedDuringPeriodValue
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration